1.0 link Rainbow Dash Network http://rainbowdash.net/ adiwan (adiwan) http://rainbowdash.net/adiwan http://rainbowdash.net/notice/5483068 @<span class="vcard"><a href="http://rainbowdash.net/user/60" class="url" title="Scribus"><span class="fn nickname mention">scribus</span></a></span> I just tried it. It failed to compute the integral of f(x)=x^3+(1/3)*x^2-(1/5)*x+3 between -420 and 69. Wolfram Alpha and Perplexity had the same and correct stem function but they differ hugely in the computed value.